Manganese Ore Antimony Froth Flotation Efficient

Froth flotation method for stibnite - engelhard minerals mar 28, 1978 i claim 1 froth flotation process for recovering stibnite from an ore, ore concentrate or ore preconcentrate containing iron sulfide minerals using acidic, recirculated or mine water containing sulfate salts of heavy metals and alkaline earth metals to form the flotation pulp, said water not having undergone.